Base | Representation |
---|---|
bin | 10001011111001101010000… |
… | …01011000110101100111101 |
3 | 12001011022210022200200101110 |
4 | 20233212220023012230331 |
5 | 20020024144400400123 |
6 | 213442142113232233 |
7 | 11046221123666613 |
oct | 1057465013065475 |
9 | 161138708620343 |
10 | 38455663684413 |
11 | 11286a56681658 |
12 | 4390b6bb62679 |
13 | 185c4799058c1 |
14 | 96d39a7c36b3 |
15 | 46a4c0331493 |
hex | 22f9a82c6b3d |
38455663684413 has 64 divisors (see below), whose sum is σ = 56183976898560. Its totient is φ = 23300508211200.
The previous prime is 38455663684337. The next prime is 38455663684589. The reversal of 38455663684413 is 31448636655483.
It is a happy number.
It is not a de Polignac number, because 38455663684413 - 210 = 38455663683389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38455663684213) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 96004956 + ... + 96404682.
It is an arithmetic number, because the mean of its divisors is an integer number (877874639040).
Almost surely, 238455663684413 is an apocalyptic number.
It is an amenable number.
38455663684413 is a deficient number, since it is larger than the sum of its proper divisors (17728313214147).
38455663684413 is a wasteful number, since it uses less digits than its factorization.
38455663684413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400258.
The product of its digits is 597196800, while the sum is 66.
The spelling of 38455663684413 in words is "thirty-eight trillion, four hundred fifty-five billion, six hundred sixty-three million, six hundred eighty-four thousand, four hundred thirteen".
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